flow around cylinders -- CFD Online Discussion Forums

January 25, 2012, 09:20	flow around cylinders	#1
aoun New Member aounallah Join Date: Jan 2012 Posts: 7 Rep Power: 14	Hi every one, I simulate turbulent crossflow around tube bundle (many tubes: 7 rows by 7 columbs) using different turbulence models. the convergence is very hard since the residual of continuty equation is relatively high 10^-2 ?? who can I getting a fully converged system khowing that I have minimise the under-relaxation factors, modifies the scheme of disretization, what other things ?

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